Home / 18,335.88-25,308.18-11,625.48

Finding the Fourth Proportional to 18,335.88, 25,308.18 and 11,625.48

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Solution

The fourth proportional to 18,335.88, 25,308.18 and 11,625.48 is: 16,046.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.88 : 25,308.18 = 11,625.48 : x
  2. Step 2: Convert to fraction form
    18,335.88/25,308.18 = 11,625.48/x
  3. Step 3: Cross multiply
    18,335.88x = 25,308.18 × 11,625.48
  4. Step 4: Simplify right side
    18,335.88x = 294,219,740.43
  5. Step 5: Solve for x
    x = 294,219,740.43/18,335.88
  6. Step 6: Final answer
    x = 16,046.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.